PPC L04 "PodWR Fre PodWR Fre PodWR Fre PodWR Fre" {0:r6=L_x; 0:r5=L_a; 1:r6=L_y; 1:r5=L_x; 2:r6=L_z; 2:r5=L_y; 3:r5=L_z; 3:r6=L_a; 0:r2=a; 0:r4=x; 1:r2=x; 1:r4=y; 2:r2=y; 2:r4=z; 3:r2=z; 3:r4=a;} P0 | P1 | P2 | P3 ; li r1,1 | li r1,1 | li r1,1 | li r1,1 ; LOCK(r5) | LOCK(r5) | LOCK(r5) | LOCK(r5) ; stw r1,0(r2) | stw r1,0(r2) | stw r1,0(r2) | stw r1,0(r2) ; UNLOCK(r5) | UNLOCK(r5) | UNLOCK(r5) | UNLOCK(r5) ; LOCK(r6) | LOCK(r6) | LOCK(r6) | LOCK(r6) ; lwz r3,0(r4) | lwz r3,0(r4) | lwz r3,0(r4) | lwz r3,0(r4) ; UNLOCK(r6) | UNLOCK(r6) | UNLOCK(r6) | UNLOCK(r6) ; exists (0:r3=0 /\ 1:r3=0 /\ 2:r3=0 /\ 3:r3=0)